package com.ruoyi.system.service.impl;

import java.math.BigDecimal;
import java.util.*;
import java.util.stream.Collectors;

import com.alibaba.fastjson.JSON;
import com.ruoyi.common.redis.service.RedisService;
import com.ruoyi.system.domain.SysDeptTj;
import com.ruoyi.system.utils.Base64Util;
import com.ruoyi.system.utils.TencentUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.stereotype.Service;
import com.ruoyi.common.core.constant.UserConstants;
import com.ruoyi.common.core.exception.ServiceException;
import com.ruoyi.common.core.text.Convert;
import com.ruoyi.common.core.utils.SpringUtils;
import com.ruoyi.common.core.utils.StringUtils;
import com.ruoyi.common.datascope.annotation.DataScope;
import com.ruoyi.common.security.utils.SecurityUtils;
import com.ruoyi.system.api.domain.SysDept;
import com.ruoyi.system.api.domain.SysRole;
import com.ruoyi.system.api.domain.SysUser;
import com.ruoyi.system.domain.vo.TreeSelect;
import com.ruoyi.system.mapper.SysDeptMapper;
import com.ruoyi.system.mapper.SysRoleMapper;
import com.ruoyi.system.service.ISysDeptService;

import javax.annotation.Resource;

/**
 * 商铺管理 服务实现
 * 
 * @author ruoyi
 */
@Service
public class SysDeptServiceImpl implements ISysDeptService
{
    @Autowired
    private SysDeptMapper deptMapper;

    @Autowired
    private SysRoleMapper roleMapper;

    @Autowired
    private RedisService redisService;

    @Resource
    private StringRedisTemplate myRedisTemplate;

    public static BigDecimal pi = new BigDecimal(3.1415926535897932384626);

    /**
     * 查询商铺管理数据
     * 
     * @param dept 商铺信息
     * @return 商铺信息集合
     */
    @Override
    @DataScope(deptAlias = "d")
    public List<SysDept> selectDeptList(SysDept dept)
    {
        SysUser user = SecurityUtils.getLoginUser().getSysUser();
        if (!SysUser.isAdmin(user.getUserId())) {
            if (Base64Util.hasYwType(user.getYwType(), "1")) {
                dept.setAppId(user.getAppIdm());
            }else if (Base64Util.hasYwType(user.getYwType(), "2")) {
                dept.setAppId(user.getAppIdf());
            }else if (Base64Util.hasYwType(user.getYwType(), "3")) {
                dept.setAppId(user.getAppId());
            }
        }
        return deptMapper.selectDeptList(dept);
    }

    @Override
    @DataScope(deptAlias = "d")
    public List<SysDeptTj> selectShopTjList(SysDept dept)
    {
        SysUser user = SecurityUtils.getLoginUser().getSysUser();
        if (!SysUser.isAdmin(user.getUserId())) {
            if (Base64Util.hasYwType(user.getYwType(), "1")) {
                dept.setAppId(user.getAppIdm());
            }else if (Base64Util.hasYwType(user.getYwType(), "2")) {
                dept.setAppId(user.getAppIdf());
            }else if (Base64Util.hasYwType(user.getYwType(), "3")) {
                dept.setAppId(user.getAppId());
            }
        }
        return deptMapper.selectShopTjList(dept);
    }

    @Override
    @DataScope(deptAlias = "d")
    public List<SysDeptTj> selectShopTjPayList(SysDept dept)
    {
        SysUser user = SecurityUtils.getLoginUser().getSysUser();
        if (!SysUser.isAdmin(user.getUserId())) {
            if (Base64Util.hasYwType(user.getYwType(), "1")) {
                dept.setAppId(user.getAppIdm());
            }else if (Base64Util.hasYwType(user.getYwType(), "2")) {
                dept.setAppId(user.getAppIdf());
            }else if (Base64Util.hasYwType(user.getYwType(), "3")) {
                dept.setAppId(user.getAppId());
            }
        }
        return deptMapper.selectShopTjPayList(dept);
    }

    /**
     * 查询商铺树结构信息
     * 
     * @param dept 商铺信息
     * @return 商铺树信息集合
     */
    @Override
    public List<TreeSelect> selectDeptTreeList(SysDept dept)
    {
        List<SysDept> depts = SpringUtils.getAopProxy(this).selectDeptList(dept);
        return buildDeptTreeSelect(depts);
    }

    /**
     * 构建前端所需要树结构
     * 
     * @param depts 商铺列表
     * @return 树结构列表
     */
    @Override
    public List<SysDept> buildDeptTree(List<SysDept> depts)
    {
        List<SysDept> returnList = new ArrayList<SysDept>();
        List<Long> tempList = depts.stream().map(SysDept::getDeptId).collect(Collectors.toList());
        for (SysDept dept : depts)
        {
            // 如果是顶级节点, 遍历该父节点的所有子节点
            if (!tempList.contains(dept.getParentId()))
            {
                recursionFn(depts, dept);
                returnList.add(dept);
            }
        }
        if (returnList.isEmpty())
        {
            returnList = depts;
        }
        return returnList;
    }

    /**
     * 构建前端所需要下拉树结构
     * 
     * @param depts 商铺列表
     * @return 下拉树结构列表
     */
    @Override
    public List<TreeSelect> buildDeptTreeSelect(List<SysDept> depts)
    {
        List<SysDept> deptTrees = buildDeptTree(depts);
        return deptTrees.stream().map(TreeSelect::new).collect(Collectors.toList());
    }

    /**
     * 根据角色ID查询商铺树信息
     * 
     * @param roleId 角色ID
     * @return 选中商铺列表
     */
    @Override
    public List<Long> selectDeptListByRoleId(Long roleId)
    {
        SysRole role = roleMapper.selectRoleById(roleId);
        return deptMapper.selectDeptListByRoleId(roleId, role.isDeptCheckStrictly());
    }

    /**
     * 根据商铺ID查询信息
     * 
     * @param deptId 商铺ID
     * @return 商铺信息
     */
    @Override
    public SysDept selectDeptById(Long deptId)
    {
        return deptMapper.selectDeptById(deptId);
    }

    /**
     * 根据ID查询所有子商铺（正常状态）
     * 
     * @param deptId 商铺ID
     * @return 子商铺数
     */
    @Override
    public int selectNormalChildrenDeptById(Long deptId)
    {
        return deptMapper.selectNormalChildrenDeptById(deptId);
    }

    /**
     * 是否存在子节点
     * 
     * @param deptId 商铺ID
     * @return 结果
     */
    @Override
    public boolean hasChildByDeptId(Long deptId)
    {
        int result = deptMapper.hasChildByDeptId(deptId);
        return result > 0;
    }

    /**
     * 查询商铺是否存在用户
     * 
     * @param deptId 商铺ID
     * @return 结果 true 存在 false 不存在
     */
    @Override
    public boolean checkDeptExistUser(Long deptId)
    {
        int result = deptMapper.checkDeptExistUser(deptId);
        return result > 0;
    }

    /**
     * 校验商铺名称是否唯一
     * 
     * @param dept 商铺信息
     * @return 结果
     */
    @Override
    public String checkDeptNameUnique(SysDept dept)
    {
        Long deptId = StringUtils.isNull(dept.getDeptId()) ? -1L : dept.getDeptId();
        SysDept info = deptMapper.checkDeptNameUnique(dept.getDeptName(), dept.getParentId());
        if (StringUtils.isNotNull(info) && info.getDeptId().longValue() != deptId.longValue())
        {
            return UserConstants.NOT_UNIQUE;
        }
        return UserConstants.UNIQUE;
    }

    /**
     * 校验商铺是否有数据权限
     * 
     * @param deptId 商铺id
     */
    @Override
    public void checkDeptDataScope(Long deptId)
    {
        if (!SysUser.isAdmin(SecurityUtils.getUserId()))
        {
            SysDept dept = new SysDept();
            dept.setDeptId(deptId);
            List<SysDept> depts = SpringUtils.getAopProxy(this).selectDeptList(dept);
            if (StringUtils.isEmpty(depts))
            {
                throw new ServiceException("没有权限访问商铺数据！");
            }
        }
    }

    /**
     * 新增保存商铺信息
     * 
     * @param dept 商铺信息
     * @return 结果
     */
    @Override
    public int insertDept(SysDept dept)
    {
        SysDept info = deptMapper.selectDeptById(dept.getParentId());
        // 如果父节点不为正常状态,则不允许新增子节点
        if (!UserConstants.DEPT_NORMAL.equals(info.getStatus()))
        {
            throw new ServiceException("商铺停用，不允许新增");
        }
        dept.setAncestors(info.getAncestors() + "," + dept.getParentId());
        SysDept paramDept = new SysDept();
        paramDept.setParentId(Long.valueOf(0L));
        paramDept.setStatus("0");
        paramDept.setDelFlag("0");
        List<SysDept> shopDpList = this.deptMapper.selectDeptListDp(paramDept);
        Map<String, String> shopMap = new HashMap<>();
        shopMap.put("ALL", JSON.toJSONString(shopDpList));
        redisService.delCacheMap("SHOP:DEPT");
        redisService.delCacheMap("SHOP:DP");
        redisService.delCacheMap("SHOPT:DEPT");
        redisService.setCacheMap("SHOP:DP", shopMap);
        return deptMapper.insertDept(dept);
    }

    /**
     * 修改保存商铺信息
     * 
     * @param dept 商铺信息
     * @return 结果
     */
    @Override
    public int updateDept(SysDept dept)
    {
        SysDept newParentDept = deptMapper.selectDeptById(dept.getParentId());
        SysDept oldDept = deptMapper.selectDeptById(dept.getDeptId());
        if (StringUtils.isNotNull(newParentDept) && StringUtils.isNotNull(oldDept))
        {
            String newAncestors = newParentDept.getAncestors() + "," + newParentDept.getDeptId();
            String oldAncestors = oldDept.getAncestors();
            dept.setAncestors(newAncestors);
            updateDeptChildren(dept.getDeptId(), newAncestors, oldAncestors);
        }
        int result = deptMapper.updateDept(dept);
        if (UserConstants.DEPT_NORMAL.equals(dept.getStatus()) && StringUtils.isNotEmpty(dept.getAncestors())
                && !StringUtils.equals("0", dept.getAncestors()))
        {
            // 如果该商铺是启用状态，则启用该商铺的所有上级商铺
            updateParentDeptStatusNormal(dept);
        }
        SysDept paramDept = new SysDept();
        paramDept.setParentId(Long.valueOf(0L));
        paramDept.setStatus("0");
        paramDept.setDelFlag("0");
        List<SysDept> shopDpList = this.deptMapper.selectDeptListDp(paramDept);
        Map<String, String> shopDpMap = new HashMap<>();
        shopDpMap.put("ALL", JSON.toJSONString(shopDpList));
        redisService.delCacheMap("SHOP:DEPT");
        redisService.delCacheMap("SHOP:DP");
        redisService.delCacheMap("SHOPT:DEPT");
        redisService.setCacheMap("SHOP:DP", shopDpMap);
        return result;
    }

    @Override
    public int updateDeptAdress(SysDept dept)
    {
        if (null!=dept.getLongitude()&&null!=dept.getLatitude()) {
            BigDecimal bd_lat = dept.getLatitude();
            BigDecimal bd_lon = dept.getLongitude();
            BigDecimal x = bd_lon.subtract(new BigDecimal(0.0065));
            BigDecimal y = bd_lat.subtract(new BigDecimal(0.006));
            BigDecimal xm= x.multiply(x);
            BigDecimal ym= y.multiply(y);
            BigDecimal yp= y.multiply(pi);
            BigDecimal xp= x.multiply(pi);
            double z = Math.sqrt(xm.add(ym).doubleValue()) - 0.00002 * Math.sin(yp.doubleValue());
            double theta = Math.atan2(y.doubleValue(), x.doubleValue()) - 0.000003 * Math.cos(xp.doubleValue());
            double gg_lon = z * Math.cos(theta);    //gg_lon 求出高德经度
            double gg_lat = z * Math.sin(theta);    //gg_lat 求出高德纬度
            dept.setLongitude(new BigDecimal(gg_lon));
            dept.setLatitude(new BigDecimal(gg_lat));
        }
        return deptMapper.updateDept(dept);
    }

    @Override
    public int updateDeptLogo(SysDept dept)
    {
        return deptMapper.updateDept(dept);
    }

    /**
     * 修改该商铺的父级商铺状态
     * 
     * @param dept 当前商铺
     */
    private void updateParentDeptStatusNormal(SysDept dept)
    {
        String ancestors = dept.getAncestors();
        Long[] deptIds = Convert.toLongArray(ancestors);
        deptMapper.updateDeptStatusNormal(deptIds);
        SysDept paramDept = new SysDept();
        paramDept.setParentId(Long.valueOf(0L));
        paramDept.setStatus("0");
        paramDept.setDelFlag("0");
        List<SysDept> shopDpList = this.deptMapper.selectDeptListDp(paramDept);
        Map<String, String> shopDpMap = new HashMap<>();
        shopDpMap.put("ALL", JSON.toJSONString(shopDpList));
        redisService.delCacheMap("SHOP:DEPT");
        redisService.delCacheMap("SHOP:DP");
        redisService.delCacheMap("SHOPT:DEPT");
        redisService.setCacheMap("SHOP:DP", shopDpMap);
    }

    /**
     * 修改子元素关系
     * 
     * @param deptId 被修改的商铺ID
     * @param newAncestors 新的父ID集合
     * @param oldAncestors 旧的父ID集合
     */
    public void updateDeptChildren(Long deptId, String newAncestors, String oldAncestors)
    {
        List<SysDept> children = deptMapper.selectChildrenDeptById(deptId);
        for (SysDept child : children)
        {
            child.setAncestors(child.getAncestors().replaceFirst(oldAncestors, newAncestors));
        }
        if (children.size() > 0)
        {
            deptMapper.updateDeptChildren(children);
        }
    }

    /**
     * 删除商铺管理信息
     * 
     * @param deptId 商铺ID
     * @return 结果
     */
    @Override
    public int deleteDeptById(Long deptId)
    {
        redisService.delCacheMap("SHOP:DEPT");
        redisService.delCacheMap("SHOP:DP");
        redisService.delCacheMap("SHOPT:DEPT");
        SysDept sysDept = deptMapper.selectDeptById(deptId);
        TencentUtils tencentUtils = TencentUtils.getInstance();
        if (null!=sysDept.getShopLogo()&&!"".equals(sysDept.getShopLogo())) {
            String[] keyAry = sysDept.getShopLogo().split("aliyuncs.com/");
            tencentUtils.del(keyAry[1]);
        }
        return deptMapper.deleteDeptById(deptId);
    }

    /**
     * 递归列表
     */
    private void recursionFn(List<SysDept> list, SysDept t)
    {
        // 得到子节点列表
        List<SysDept> childList = getChildList(list, t);
        t.setChildren(childList);
        for (SysDept tChild : childList)
        {
            if (hasChild(list, tChild))
            {
                recursionFn(list, tChild);
            }
        }
    }

    /**
     * 得到子节点列表
     */
    private List<SysDept> getChildList(List<SysDept> list, SysDept t)
    {
        List<SysDept> tlist = new ArrayList<SysDept>();
        Iterator<SysDept> it = list.iterator();
        while (it.hasNext())
        {
            SysDept n = (SysDept) it.next();
            if (StringUtils.isNotNull(n.getParentId()) && n.getParentId().longValue() == t.getDeptId().longValue())
            {
                tlist.add(n);
            }
        }
        return tlist;
    }

    /**
     * 判断是否有子节点
     */
    private boolean hasChild(List<SysDept> list, SysDept t)
    {
        return getChildList(list, t).size() > 0 ? true : false;
    }

    @Override
    public HashMap<Long, String> getShopMap() {
        Map<Object, Object> mapDepValue = myRedisTemplate.opsForHash().entries("SHOP:DP");
        List<SysDept> shopList = null;
        if (null == mapDepValue.get("ALL")||(null!=mapDepValue.get("ALL")&&"[]".equals(mapDepValue.get("ALL").toString()))||mapDepValue.size()<=0) {
            SysDept paramDept = new SysDept();
            paramDept.setParentId(Long.valueOf(0L));
            paramDept.setStatus("0");
            paramDept.setDelFlag("0");
            shopList = deptMapper.selectDeptListDp(paramDept);
            Map<String, String> map = new HashMap<>();
            map.put("ALL", JSON.toJSONString(shopList));
            myRedisTemplate.opsForHash().putAll("SHOP:DP", map);
        } else {
            Object jsonArray = JSON.parse(mapDepValue.get("ALL").toString());
            shopList = JSON.parseArray(jsonArray.toString(), SysDept.class);
        }
        HashMap<Long, String> shopNameMap = new HashMap<>();
        for (SysDept obj : shopList) {
            shopNameMap.put(obj.getDeptId(), obj.getDeptName());
        }
        return shopNameMap;
    }
}
